package Thread;

public class Demo26 {
    public static void main(String[] args) throws InterruptedException {
        Object lock1 = new Object();
        Object lock2 = new Object();
        Object lock3 = new Object();
        Thread t1 = new Thread(() -> {
            try {
                for (int i = 0; i < 10; i++) {
                    synchronized (lock1) {
                        lock1.wait();
                    }
                    System.out.print("A");
                    synchronized (lock2) {
                        lock2.notify();
                    }
                }
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        });
        Thread t2 = new Thread(() -> {
            try {
                for (int i = 0; i < 10; i++) {
                    synchronized (lock2) {
                        lock2.wait();
                    }
                    System.out.print("B");
                    synchronized (lock3) {
                        lock3.notify();
                    }
                }
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        });
        Thread t3 = new Thread(() -> {
            try {
                for (int i = 0; i < 10; i++) {
                    synchronized (lock3) {
                        lock3.wait();
                    }
                    System.out.println("C");
                    synchronized (lock1) {
                        lock1.notify();
                    }
                }
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        });
        t1.start();
        t2.start();
        t3.start();
        //保证所有锁都进入阻塞状态
        Thread.sleep(1000);
        synchronized (lock1) {
            lock1.notify();
        } //唤醒启动
    }
}
